Consider the following pairs of observations:

a. Construct a scatterplot of the data.
b. Use the method of least squares to fit a straight line to the six data points.
c. Graph the least squares line on the scatterplot of part a.
d. Compute the test statistic for determining whether x and y are linearly related.
e. Carry out the test you set up in part d, using α = .01.
f. Find a 99% confidence interval for β1.

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